• For Phillips screws
• Ductile and tough for hard materials
• ACR (anti cam-out feature) to prevent any slipping out of the screw head
• 1/4" hexagon drive (Wera connecting series 4)
• Suitable for AEG, ARO, Atlas-Copco, Biax, Black & Decker, Bosch, Buckeye Tools etc.

High quality bits with reduced shaft diameter for low-lying screw connections. Countersinking of screws without any surface damage. Come with rough ribs (anti cam-out feature, ACR) to prevent any slipping out of the screw head. Tough viscous for universal use. 1/4" hexagon, suitable for holders as per DIN ISO 1173-F 6.3.